Hamamura, Ryudou
Current rating: 1569
Record: 18-14
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 818 | Saethang, Chatchai (1722) | Lost 0-2 | -161564 |
| 2standard | 1055 | Makie, Kouichi (1434) | Won 2-0 | +161580 |
| 3standard | 1324 | Nagai, Sho (1498) | Won 2-0 | +161596 |
| 4standard | 484 | Kobayashi, Daisuke (1447) | Won 2-1 | +161612 |
| 5standard | 647 | Tanaka, Yasuhiro (1611) | Lost 0-2 | -181594 |
| 6standard | 948 | Fukushi, Kyouhei (1567) | Lost 1-2 | -191575 |
| 7standard | 798 | Emerson, Stuart (1429) | Won 2-1 | +161591 |
| 8standard | 665 | Kawa, Hirokazu (1375) | Lost 0-2 | -221569 |
| top | average opponent: 1510record: 4-4 | new rating: 1569 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 453 | Shioe, Tsugukuni (1395) | Won 2-1 | +151580 |
| 2sealed | 126 | Morikawa, Yuuta (1552) | Lost 1-2 | -191561 |
| 3sealed | 455 | Kurihara, Satoshi (1465) | Won 2-0 | +161577 |
| 4sealed | 156 | Fujimoto, Yosuke (1705) | Won 2-0 | +211598 |
| 5sealed | 203 | Hatoyama, Shinya (1526) | Won 2-1 | +161614 |
| 6sealed | 146 | Kanazawa, Shuu (1616) | Lost 0-2 | -181596 |
| 7sealed | 166 | Nakano, Ryuuichi (1672) | Lost 1-2 | -161580 |
| top | average opponent: 1562record: 4-3 | new rating: 1580 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 153 | Kinoshita, Daichi (1445) | Won 2-1 | +171522 |
| 2modern | 59 | Miyake, Yousuke (1603) | Won 2-0 | +201542 |
| 3modern | 94 | Higashi, Shohei (1577) | Won 2-1 | +181560 |
| 4modern | 59 | Aizawa, Keiji (1733) | Lost 1-2 | -141546 |
| 5modern | 122 | Ikeda, Takeaki (1455) | Lost 0-2 | -201526 |
| 6modern | 359 | Morales, Lucas (1524) | Lost 1-2 | -181508 |
| 7modern | 347 | Maeda, Kaname (1500) | Won 2-1 | +181526 |
| 8modern | 257 | Shibuya, Takuma (1684) | Won 2-1 | +211547 |
| 9modern | 212 | Masatsugu, Tatsuya (1543) | Won 2-1 | +181565 |
| top | average opponent: 1563record: 6-3 | new rating: 1565 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 466 | Kitabayashi, Takashi (1571) | Lost 1-2 | -171483 |
| 2modern | 443 | Ookubo, Shun (1522) | Won 2-0 | +191502 |
| 3modern | 306 | Ron E., (1481) | Won 2-1 | +181520 |
| 4modern | 388 | Itou, Masayoshi (1536) | Lost 1-2 | -181502 |
| 5modern | 490 | Yoshimura, Motoki (1354) | Won 2-1 | +151517 |
| 6modern | 319 | Tamura, Ryo (1804) | Won 2-0 | +231540 |
| 7modern | 154 | Hibino, Yasutaka (1607) | Lost 1-2 | -161524 |
| 8modern | 228 | Minobe, Shinya (1521) | Lost 1-2 | -191505 |
| top | average opponent: 1549record: 4-4 | new rating: 1505 | ||